'Naif' definitions:

Definition of 'naif'

From: WordNet
adjective
Marked by or showing unaffected simplicity and lack of guile or worldly experience; "a teenager's naive ignorance of life"; "the naive assumption that things can only get better"; "this naive simple creature with wide friendly eyes so eager to believe appearances" [syn: naive, naif] [ant: sophisticated]
noun
A naive or inexperienced person

Definition of 'Naif'

From: GCIDE
  • Naif \Na"["i]f`\ (?; formerly ?), a. [F. na["i]f. See {Na["i]ve}.]
  • 1. Having a true natural luster without being cut; -- applied by jewelers to a precious stone. [1913 Webster]
  • 2. Na["i]ve; as, a na["i]f remark. --London Spectator. [1913 Webster]

Synonyms of 'naif'

From: Moby Thesaurus